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Attempt to clarify draw_horiz_band description and fix two random typos.

Originally committed as revision 17282 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Diego Biurrun 2009-02-14 21:00:26 +00:00
parent dd4e297d94
commit 2d7b05601a

View File

@ -960,13 +960,13 @@ typedef struct AVCodecContext {
* decoder to draw a horizontal band. It improves cache usage. Not
* all codecs can do that. You must check the codec capabilities
* beforehand.
* It is also used by hardware acceleration APIs as a callback
* to pass specific (partially decoded) data to the calling
* application so it could be passed to the rendering hardware.
* In that mode all relevant function paramerers are inside special
* The functino is also used by hardware acceleration APIs as a callback
* to pass specific (partially decoded) data to the calling application
* so that the data can be passed to the rendering hardware.
* In that mode all relevant function parameters are inside a special
* structure passed by AVFrame in place of the pixel data.
* The exact structure depends on the acceleration API.
* The application is allowed to make changes in the strucure.
* The application is allowed to make changes in the structure.
* - encoding: unused
* - decoding: Set by user.
* @param height the height of the slice
@ -1220,7 +1220,7 @@ typedef struct AVCodecContext {
/**
* Size of the frame reordering buffer in the decoder.
* for mpeg2 its 1 IPB or 0 low delay IP
* For MPEG-2 it is 1 IPB or 0 low delay IP.
* - encoding: Set by libavcodec.
* - decoding: Set by libavcodec.
*/
@ -3128,7 +3128,7 @@ int av_parse_video_frame_size(int *width_ptr, int *height_ptr, const char *str);
*
* @return 0 in case of a successful parsing, a negative value otherwise
* @param[in] str the string to parse: it has to be a string in the format
* <frame_rate_nom>/<frame_rate_den>, a float number or a valid video rate abbreviation
* <frame_rate_num>/<frame_rate_den>, a float number or a valid video rate abbreviation
* @param[in,out] frame_rate pointer to the AVRational which will contain the detected
* frame rate
*/